56215440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:661

約数の個数: 120

約数和(自身を含む): 190344960

約数和(自身を除く): 134129520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 163, 180, 240, 326, 360, 479, 489, 652, 720, 815, 958, 978, 1304, 1437, 1467, 1630, 1916, 1956, 2395, 2445, 2608, 2874, 2934, 3260, 3832, 3912, 4311, 4790, 4890, 5748, 5868, 6520, 7185, 7335, 7664, 7824, 8622, 9580, 9780, 11496, 11736, 13040, 14370, 14670, 17244, 19160, 19560, 21555, 22992, 23472, 28740, 29340, 34488, 38320, 39120, 43110, 57480, 58680, 68976, 78077, 86220, 114960, 117360, 156154, 172440, 234231, 312308, 344880, 390385, 468462, 624616, 702693, 780770, 936924, 1171155, 1249232, 1405386, 1561540, 1873848, 2342310, 2810772, 3123080, 3513465, 3747696, 4684620, 5621544, 6246160, 7026930, 9369240, 11243088, 14053860, 18738480, 28107720, 56215440]

約数ペア:

[(1, 56215440), (2, 28107720), (3, 18738480), (4, 14053860), (5, 11243088), (6, 9369240), (8, 7026930), (9, 6246160), (10, 5621544), (12, 4684620), (15, 3747696), (16, 3513465), (18, 3123080), (20, 2810772), (24, 2342310), (30, 1873848), (36, 1561540), (40, 1405386), (45, 1249232), (48, 1171155), (60, 936924), (72, 780770), (80, 702693), (90, 624616), (120, 468462), (144, 390385), (163, 344880), (180, 312308), (240, 234231), (326, 172440), (360, 156154), (479, 117360), (489, 114960), (652, 86220), (720, 78077), (815, 68976), (958, 58680), (978, 57480), (1304, 43110), (1437, 39120), (1467, 38320), (1630, 34488), (1916, 29340), (1956, 28740), (2395, 23472), (2445, 22992), (2608, 21555), (2874, 19560), (2934, 19160), (3260, 17244), (3832, 14670), (3912, 14370), (4311, 13040), (4790, 11736), (4890, 11496), (5748, 9780), (5868, 9580), (6520, 8622), (7185, 7824), (7335, 7664)]